• Christianity
• Number of adherent/followers:  ~2.2 billion in the world
• Call them: Christians
• Geographic Location: Europe, the Americas, Southern Africa
• Denominations:  Catholic Church, Eastern Orthodox Church, Protestants, Lutherans, Methodists, Baptists, Anglicans, Presbyterians, Episcopalians and many more
• Founder: Jesus
• Christianity is an Abrahamic Religion
• Holy Book:  The Bible, especially the New Testament (Gospels)
• Beliefs:  Jesus is both human and divine - Son of God.  He led a virtuous life.  He was crucified, died, buried and resurrected:  he ascended into heaven where he reigns with God the Father.
• Clergy:  The Pope is head of the Catholic Church.  Priests & local authorities.
• Islam
• Number of adherent/followers:  ~1.5 billion (2nd largest)
• Call them: Muslim
• Geographic Location: Indonesia, Middle East, North Africa
• Denominations:  Sunnis (75-90%), Shiites (10-20%)
• Founder: Muhammad (570-632 a.d)
• Holy Book:  Qur'an
• Beliefs:  Monatheistic, Abrahamic, 5 Pillars (testimony, prayer, alms giving, fasting, pilgrimage).  Muslims see their purpose in life as serving and submitting to Allah (god) and observing Islamic law
• Hinduism
• Number of adherent/followers:  ~1.1 billion (3rd largest)
• Call them: Hindus
• Geographic Location: India, Nepal
• Holy Book:  Vedas - eternal truths revealed to the ancient sages composed in verse form.